:root {
  color-scheme: light;
  --bg: #f7fbff;
  --bg-soft: #eaf3ff;
  --card: #ffffff;
  --ink: #142033;
  --muted: #5f6f86;
  --accent: #2563eb;
  --accent-dark: #1d4ed8;
  --border: #d9e5f5;
  --shadow: 0 18px 45px rgba(31, 64, 104, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(191, 219, 254, 0.7), transparent 32rem),
    linear-gradient(180deg, var(--bg) 0%, #fffaf2 100%);
  min-height: 100vh;
}

a {
  color: var(--accent);
}

a:hover {
  color: var(--accent-dark);
}

.container {
  width: min(100% - 2rem, 980px);
  margin: 0 auto;
}

.site-header {
  padding: 1.25rem 0;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  font-weight: 800;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.03em;
}

.nav-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: var(--accent);
}

.hero {
  padding: 4rem 0 3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, 0.65fr);
  gap: 2rem;
  align-items: center;
}

.kicker {
  color: var(--accent);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
  margin: 0 0 0.75rem;
}

h1,
h2,
h3 {
  line-height: 1.15;
  letter-spacing: -0.04em;
}

h1 {
  font-size: clamp(2.5rem, 8vw, 5.25rem);
  margin: 0 0 1rem;
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  margin: 0 0 1rem;
}

h3 {
  margin: 0 0 0.5rem;
}

.lead {
  color: var(--muted);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  max-width: 42rem;
  margin: 0 0 1.5rem;
}

.actions {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  align-items: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.85rem 1.15rem;
  font-weight: 800;
  text-decoration: none;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: white;
}

.button:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  color: white;
}

.button.secondary {
  background: rgba(255, 255, 255, 0.72);
  color: var(--accent);
}

.button.secondary:hover {
  background: white;
  color: var(--accent-dark);
}

.phone-card,
.card,
.content-card {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.phone-card {
  padding: 1.25rem;
}

.practice-word {
  display: grid;
  place-items: center;
  min-height: 270px;
  border-radius: 22px;
  background: linear-gradient(160deg, #dbeafe, #fff7ed);
  text-align: center;
}

.arabic-word {
  display: block;
  font-size: 4.8rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.word-hint {
  color: var(--muted);
  font-weight: 700;
}

.section {
  padding: 2rem 0;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.card,
.content-card {
  padding: 1.25rem;
}

.card p,
.content-card p,
.content-card li {
  color: var(--muted);
}

.content-card {
  margin: 2rem 0 3rem;
}

.content-card h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
}

.content-card h2 {
  margin-top: 2rem;
  font-size: 1.45rem;
}

.premium-card {
  max-width: 720px;
  margin: 2rem auto 3rem;
  text-align: center;
}

.premium-card p {
  max-width: 42rem;
  margin-left: auto;
  margin-right: auto;
}

.meta {
  color: var(--muted);
  font-size: 0.95rem;
}

.footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.footer .container {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

@media (max-width: 760px) {
  .nav,
  .footer .container {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .hero {
    padding-top: 2.5rem;
  }

  .hero-grid,
  .cards {
    grid-template-columns: 1fr;
  }

  .arabic-word {
    font-size: 4rem;
  }
}